4th Grade Science Review

Front

What is mass?

Back

Mass is the amount of matter in an object, measured in grams.

Front

What is an insulator?

Back

An insulator is a material through which heat or electricity does not easily flow.

Front

What is magnetism?

Back

Magnetism is the pushing and pulling force produced by a magnet.

Front

Which material is a good conductor of electricity?

Back

Metal is a good conductor of electricity.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force of gravity acting on that mass.

Front

What is a physical property?

Back

A physical property is a characteristic of a substance that can be observed or measured without changing its identity.

Front

What does it mean for an object to float?

Back

An object floats if it is less dense than the fluid it is in.

Front

What is density?

Back

Density is the mass of an object divided by its volume.

Front

What is a conductor?

Back

A conductor is a material that allows heat or electricity to flow easily.

Front

What is matter?

Back

Matter is anything that has mass and takes up space.